algology|ælˈgɒlədʒɪ| [f. L. alga sea-weed + -ology.] That part of botanical science which relates to algæ or seaweeds. 1849D. Landsborough Brit. SeaweedsPref. 7 British algology is making..rapid progress.1881Hervey Sea Mosses 42 The earliest American worker in the field of algology.